APWA Guide

Compliance with APWA Standard

DETECTABLE UNDERGROUND WARNING TAPE:

• Manufactured for identification and early warning of underground utilities lines
• Acid and alkali resistant polyethylene warning tape is constructed of a 4.5 mil solid aluminum foil core with an imprinted warning legend that is completely encased to prevent ink rub-off
• Highly reflective foil surface is visible from both sides of tape to flash its warning to excavators
• Tape is supplied in 1000' coils with widths going from of 2" to 6"
• Tape contains the printed identification of the Utility Line buried below it and it comforms with APWA color code specifications for underground tape systems.

NON-DETECTABLE UNDERGROUND WARNING TAPE:

• Non-Detectable warning tape for the protection, location and identification of underground utilities.
• Consists of a nominal 4 mil overall thickness, inert 100% low-density acid and alkali resistant polyethylene plastic film, formulated for extended use underground.
• Used to bury the tape above electrical lines, gas pipes, communication cables and other utility installations
• Product is lead-free.

Underground Tapes Comform With:

• D.O.T. Office of Pipeline Safety USAS B31.8
• NTSB PSS 73-1
• API RP 1109
• GSA Public Buildings Service Guide
• American Gas Association 72-D-56
• OSHA 1926-956 (c) (1)
• APWA Uniform Color Code
• Federal Gas Safety Regulations S 192-321 (e)

Recommended depths are the maximum depths at which a metal detector will detect any detectable underground tape

Color Name	Color Preview	Utility Line
WHITE		Proposed Excavation
PINK		Temporary Survey Markings
RED		Electrical Power Lines, Cables, Conduit and Lighting Cables
YELLOW		Gas, Oil, Steam, Petroleum or Gaseous Materials
ORANGE		Communication, Alarm or Signal Lines, Cables or Conduit
BLUE		Potable Water
PURPLE		Reclaimed Water, Irrigation and Slurry Lines
GREEN		Sewer and Drain Lines